PAGE Notes on steel tested shortly after rolling, E. C. Felton... IX. 38 "the comparative loss by friction in a transmitting dynamo- NYSTROM, J. W., disc. upright boilers at Roxbury Pumping Station. III. 299 On the use of compound engines for manufacturing purposes, C. T. ORDWAY, J. M., non-conducting coverings for steam pipes, 1st paper. V. 73 Our coast defense, its cost and its mechanical problems, Joseph Mor- VII. 700 VIII. 382 PAGE Oxidation of iron by CO gas.. IV. 353 "6 66 "" SO, gas... III. 230 Oxidation of metals and the Bower-Barff process, W. H. Weightman. VI. 628 Packing for piston rods and valve stems, L. F. Lyne.. I. 243 PALMER, G. E., disc., foundations in yielding earth.. VII. 801 PARSONS, H. DE B., the influence of sugar upon cement... IX. 286 PARTRIDGE, W. E., capital's need for high-priced labor.. X. 838 III. 88 VIII. 269 PAGE PARTRIDGE, W. E., disc., engineering problems for senior students.. VIII. 332 Passaic river water, analysis of... Patent-office, memorial to.... PEABODY, C. H., steam engine tests at the Mass. Inst. Tech... a simple calorimeter..... IX. 251 VI. 18 VII. 328 X. 327 disc., identification of dry steam.. X. 379 Perfect screw problem, practical solution of, W. A. Rogers.... Performance of a 35-ton refrigerating machine of the ammonia ab- .I. 113; VI. 462 X. 64 V. 216 X. 792 VI. 573 VIII. 475 PICKERING, T. R., American machinery at international exhibitions. VIII. 711 IX. 696 X. 355 VI. 536 VI. 668 V. 113 X. 23 VIII. 285 VII. 469 VIII. 644 III. 174 IX. 403 VIII. 298 VII. 381 VI. 413 VIII. 566 VI. 496 VI. 861 II. 3 VII. 684 Planimeter, adjustment of literature... for indicator.. 64 proportions of. the Polar, C. E. Emery.. Planing of sheared steel...... Plaster of Paris in Bower. Barff process.... 66 as non-conducting covering Platinum, specific heat of, J. C. Hoadley... Plea for the printing press in mechanical engineering schools, a, J. T. X. 106 " method of keeping mechanical drawings strength of machine tools...... disc., another new steam engine indicator. VII. 638 III. 218 II. 560 I. 119 III. 53 VII. 519 IX. 298 II. 266 cylinder condensation and the compound engine VIII. 483 66 drawing paper................ VIII. 306 1. 236 PAGE PORTER, C. T., disc., expansion in single and compound engines.... I. 177 the planer.... 46 ing in mills, I. T. Henthorn.. POTTER, CHARLES, JR., disc., the milling machine as a substitute for POWEL, S. W., a system of worm-gearing of diametral pitch.. Power crane, a, W. F. Durfee..... at Novelty Iron Works.. Power for grain conveyers. "textile machinery... Power-press problems, Oberlin Smith. required to overcome the frictional resistance of engine and shaft- 66 to drive machine tools...... Practical formulæ for friction valves... methods for economy of fuel in the steam engine, A. Stirling. PRATT, F. A., disc., standard measurements. IX. 265 X. 333 VII. 385 V. 131 V. 138 V. 138 VII. 668 VII. 140 IX. 161 VII. 822; IX. 57, 61, 63 VI. 461 .VIII. 307, 627 IV. 162 I. 265 V. 216 II. 89 III. 129 II. 84 V. 269 I. 3 |